from django.db import models

from users.models import User
from utils.base_model import BaseModel


class Area(models.Model):
    """
    行政区划
    """

    name = models.CharField(max_length=20, verbose_name="名称")
    parent = models.ForeignKey(
        "self",
        on_delete=models.SET_NULL,
        related_name="subs",
        null=True,
        blank=True,
        verbose_name="上级行政区划",
    )

    class Meta:
        db_table = "tb_areas"
        verbose_name = "行政区划"
        verbose_name_plural = "行政区划"

    def __str__(self):
        return self.name

